CN212239821U

CN212239821U - Clamp for welding polymer lithium battery

Info

Publication number: CN212239821U
Application number: CN202020859765.1U
Authority: CN
Inventors: 尚亚婷; 寻宇; 党彦伟
Original assignee: Shenzhen Huixinli Electronic Technology Co ltd
Current assignee: Shenzhen Huixinli Electronic Technology Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-29
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses an anchor clamps are used in polymer lithium cell welding, including the bearing holder, adjust the holder, and locate first curb plate and second curb plate on the stationary plane, the upper end of first curb plate and second curb plate is provided with the roof, be provided with the screw on the roof, screw female connection has the filament screw rod, the screw thread is provided with lock nut on the filament screw rod, be provided with the spout on the second curb plate, sliding joint has the sliding plate in the spout, be provided with the bearing on the sliding plate, the bearing rotates with the filament screw rod and cup joints, the lower extreme both sides of sliding plate are provided with fixation holder and connecting rod respectively, be provided with the guide hole on adjusting the holder, the guide hole slides with the connecting rod and cup joints, it is equipped with. Carry out effective centre gripping to the polymer lithium cell of equidimension not, improved the application scope that is used for the anchor clamps of polymer lithium cell, avoid the metal material holder directly to carry out the centre gripping to polymer lithium cell body and cause the condition that presss from both sides the damage, antiskid moreover.

Description

Clamp for welding polymer lithium battery

Technical Field

The utility model belongs to the technical field of polymer lithium cell production, specifically be a polymer lithium cell anchor clamps for welding.

Background

Compared with the conventional battery, the polymer lithium battery has the characteristics of high energy, miniaturization and light weight, and is a chemical battery.

The polymer lithium battery is thin and integrally of a thin rectangular plate-shaped structure, the battery body needs to be fixedly clamped after production is completed, then an electronic connecting line is manually welded to a preset welding point on the polymer lithium battery which is positioned and clamped, welding connection is achieved, a quick plug is arranged at the other end of the electronic connecting line, the quick plug is connected to corresponding equipment, power supply of the polymer lithium battery to the equipment can be achieved, and therefore when wiring is conducted, relevant fixtures need to be used.

However, the application range of the existing clamp for the polymer lithium battery is narrow, and the metal clamping seat directly clamps the polymer lithium battery body, which easily causes the clamping damage and the sliding of the polymer lithium battery body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polymer is anchor clamps for lithium cell welding to solve the application scope that is used for the anchor clamps of polymer lithium cell among the prior art narrower, the metal material holder directly carries out the centre gripping to polymer lithium cell body and causes the problem of the clamp loss and the gliding condition.

In order to achieve the above object, the utility model provides a following technical scheme: a clamp for welding a polymer lithium battery comprises a bearing clamp holder, an adjusting clamp holder, a first side plate and a second side plate, wherein the first side plate and the second side plate are arranged on a fixed surface, a top plate is arranged at the upper ends of the first side plate and the second side plate, screw holes are formed in the top plate, a filament screw rod is connected with the screw holes in a threaded manner, a locking nut is arranged on the filament screw rod in a threaded manner, a sliding groove is formed in the second side plate, a sliding plate is connected with the sliding plate in a sliding manner, a bearing is arranged on the sliding plate and is a thrust ball bearing with the type of HRB-51334 and has high axial load bearing capacity, the bearing is rotatably sleeved with the filament screw rod, a fixing clamp holder and a connecting rod are respectively arranged on two sides of the lower end of the sliding plate, a guide hole is arranged on the adjusting clamp holder and is sleeved with the, the overall clamping stability of the polymer lithium battery can be ensured.

Preferably, the upper end of the filament screw is provided with a rocking handle, and the rocking handle is convenient for rotating the filament screw.

Preferably, a working opening is formed in the first side plate, and the working opening is convenient for workers to perform welding work.

Preferably, adjust and be provided with the through-hole on the holder, the through-hole cup joints with the bayonet lock slip, be provided with the extension spring between bayonet lock and the festival holder, be provided with the draw-in groove on the connecting rod, preferably, the quantity of draw-in groove is eight and transverse arrangement sets up, draw-in groove and bayonet lock joint.

Preferably, the lateral sections of the guide hole and the connecting rod are of square structures, so that the situation that the adjusting clamp holder rotates when moving transversely is avoided.

Preferably, the inner side end faces of the bearing clamping seat, the fixing clamping seat and the adjusting clamping seat are provided with anti-skidding buffering cushions, the anti-skidding buffering cushions are made of silicone rubber pads, and anti-skidding buffering performance during clamping can be greatly improved.

Compared with the prior art, the beneficial effects of the utility model are that:

the structure is adjusted through the filament screw rod that sets up and the regulation holder structure of horizontal joint location, can carry out the real-time regulation location of each holder to the polymer lithium cell of different thickness and different length to carry out effective centre gripping to the polymer lithium cell of this size, and then improved the application scope of the anchor clamps that are used for the polymer lithium cell.

Through the anti-skidding blotter structure that sets up at each holder medial surface, improved the anti-skidding buffering nature of centre gripping, effectively avoid the metal material holder directly to carry out the centre gripping to polymer lithium cell body and cause the condition that presss from both sides the damage, the antiskid moreover.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

FIG. 2 is a partial enlarged view of the adjusting clamp structure for transverse clamping positioning according to the present invention;

fig. 3 is a side view of the overall structure of the present invention.

In the figure: the device comprises a fixing surface 1, a first side plate 2, a working opening 21, a second side plate 3, a sliding chute 31, a top plate 4, a screw hole 41, a bearing holder 5, a thread screw 6, a rocking handle 61, a locking nut 62, a sliding plate 7, a bearing 71, a connecting rod 8, a clamping groove 81, an adjusting holder 9, a guide hole 91, a through hole 92, a fixing holder 10, a clamping pin 11, an anti-skid cushion 12 and a tension spring 13.

Detailed Description

Referring to fig. 1 and 3, a clamp for welding a polymer lithium battery comprises a supporting clamp holder 5, an adjusting clamp holder 9, and a first side plate 2 and a second side plate 3 fixed on a fixing surface 1, wherein a top plate 4 is welded at the upper ends of the first side plate 2 and the second side plate 3, a screw hole 41 is formed in the top plate 4, a filament screw 6 is connected in the screw hole 41 in a threaded manner, the filament screw 6 and the screw hole 41 are both in a fine thread fit structure, so that fine adjustment of the heights of the fixing clamp holder 10 and the adjusting clamp holder 9 can be realized, the clamping effect of the polymer lithium batteries with various thin thicknesses can be further satisfied, a crank 61 is welded at the upper end of the filament screw 6, a bearing 71 is fixedly installed on a sliding plate 7 through a preset bearing groove, the bearing 71 is rotatably sleeved with the filament screw 6, a fixing clamp holder 10 and a connecting rod 8 are respectively welded at two sides of the lower end of, guide hole 91 and connecting rod 8 slip cup joint, and the metal accessories structure that this patent used all adopts forty-five steel matter to make, and intensity is high, and is durable.

Referring to fig. 1 and 3, a working opening 21 is formed in the first side plate 2, the working opening 21 is convenient for a worker to perform welding, the front end and the rear end of the clamp are not sealed, and the worker can perform related operations on the front end and the rear end of the clamp.

Referring to fig. 1 and 3, the locking nut 62 is disposed on the filament screw 6 through a thread, and after the polymer lithium battery is clamped, the locking nut 62 can be rotated clockwise, the locking nut 62 moves downward while rotating, and after the lower end surface of the locking nut 62 is in close contact with the upper end surface of the top plate 4, the locking effect on the filament screw 6 is achieved.

Referring to fig. 1, the second side plate 3 is provided with a sliding chute 31, the sliding plate 7 is slidably clamped in the sliding chute 31, the right end position of the sliding plate 7 and the sliding overlooking cross section in the sliding chute 31 are both in a trapezoidal clamping structure, the sliding structure is in a clamping type sliding structure, the sliding plate 7 cannot slide off the sliding chute 31 while sliding up and down along the sliding chute 31, and the stability is high.

Referring to fig. 1 and 2, a through hole 92 is formed in the adjusting holder 9, the through hole 92 is slidably sleeved with the bayonet 11, a tension spring 13 is arranged between the bayonet 11 and the joint holder 9, a plurality of clamping grooves 81 are formed in the connecting rod 8, the number of the clamping grooves 81 is eight, the clamping grooves 81 are arranged in a transverse direction, the clamping grooves 81 can effectively clamp the polymer lithium battery with a fixed transverse length, and the clamping grooves 81 are clamped with the bayonet 11.

Referring to fig. 1, 2 and 3, the guide hole 91 and the connecting rod 8 are both square in lateral cross-section to avoid the rotation of the adjusting clamp holder 9 during the lateral movement.

Referring to fig. 1, 2 and 3, the inner side end surfaces of the supporting holder 5, the fixing holder 10 and the adjusting holder 9 are fixedly bonded with anti-skid cushion pads 12, the anti-skid cushion pads 12 are made of silicone rubber pads and have high elasticity, and concave-convex anti-skid grid lines are densely distributed on the inner side end surfaces of the supporting holder 12, so that after clamping, the anti-skid cushion performance can be greatly improved, the situation that clamping damage is caused due to the fact that the polymer lithium battery body is directly clamped by the metal holder is avoided, and the polymer lithium battery body is prevented from skidding.

The working principle of the scheme is as follows: if the thickness of the polymer lithium battery to be clamped is thinner and the transverse length of the polymer lithium battery is longer, referring to fig. 1, the polymer lithium battery can be horizontally paved at the upper end of the bearing holder 5 by taking the length of the polymer lithium battery as a reference, the left end face of the polymer lithium battery is ensured to be the position where a welding point is needed, and the left end face of the polymer lithium battery is slightly exposed out of the left end face of the bearing holder 5 to the left side, so that the welding point can be exposed, then the clamping pin 11 is pulled downwards and exits from the clamping groove 81, at the moment, the tension spring 13 is stretched and deformed, then the adjusting holder 9 is translated rightwards, the adjusting holder 9 is driven to slide rightwards along the direction of the connecting rod 8 through the guide hole 91, the clamping pin 9 to be adjusted moves to the right side of the polymer lithium battery, then the clamping pin 11 is loosened, the tension spring 13, can fix a position the quick anchor clamps 9 of regulation, then, hold rocking handle 61 and clockwise rotation, drive filament screw rod 6 clockwise rotation, screw transmission through screw 41, drive filament screw rod 6 downstream, drive sliding plate 7 along spout 31 downstream simultaneously, drive fixed anchor clamps 10 and adjust anchor clamps 9 while downstream and combine bearing anchor clamps 5 to this polymer lithium cell direct stabilization centre gripping simultaneously, after the centre gripping, the staff can carry out operations such as stable welding through the welding point that the working opening 21 falls out to this polymer lithium cell, can carry out the real-time regulation location of each anchor clamps to the polymer lithium cell of different thickness and different length, and carry out effective centre gripping to the polymer lithium cell of this size, and then improved the application scope of the anchor clamps that are used for the polymer lithium cell.

Claims

1. The utility model provides a polymer lithium cell anchor clamps for welding, includes bearing holder (5), adjusts holder (9) to and locate first curb plate (2) and second curb plate (3) on stationary plane (1), its characterized in that: the upper end of first curb plate (2) and second curb plate (3) is provided with roof (4), be provided with screw (41) on roof (4), screw (41) internal thread connection has filament screw rod (6), the screw thread is provided with lock nut (62) on filament screw rod (6), be provided with spout (31) on second curb plate (3), sliding joint has sliding plate (7) in spout (31), be provided with bearing (71) on sliding plate (7), bearing (71) rotate with filament screw rod (6) and cup joint, the lower extreme both sides of sliding plate (7) are provided with fixed holder (10) and connecting rod (8) respectively, be provided with guide hole (91) on adjusting holder (9), guide hole (91) and connecting rod (8) slip and cup joint, it is equipped with bayonet lock (11) to adjust the cover on holder (9).

2. The clamp for welding the polymer lithium battery as claimed in claim 1, wherein: the upper end of the filament screw (6) is provided with a rocking handle (61).

3. The clamp for welding the polymer lithium battery as claimed in claim 1, wherein: the first side plate (2) is provided with a working opening (21).

4. The clamp for welding the polymer lithium battery as claimed in claim 1, wherein: adjust and be provided with through-hole (92) on holder (9), through-hole (92) and bayonet lock (11) slip cup joint, be provided with extension spring (13) between bayonet lock (11) and regulation holder (9), be provided with draw-in groove (81) on connecting rod (8), draw-in groove (81) and bayonet lock (11) joint.

5. The clamp for welding the polymer lithium battery as claimed in claim 4, wherein: the number of the clamping grooves (81) is eight, and the clamping grooves are arranged in a transverse mode.

6. The clamp for welding the polymer lithium battery as claimed in claim 1, wherein: the lateral sections of the guide hole (91) and the connecting rod (8) are of square structures.

7. The clamp for welding the polymer lithium battery as claimed in claim 1, wherein: and anti-skid buffer pads (12) are arranged on the inner side end surfaces of the bearing clamping seat (5), the fixing clamping seat (10) and the adjusting clamping seat (9).